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Cinnamic acid

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Identification
Molecular formula
C9H8O2
CAS number
140-10-3
IUPAC name
2-hydroxy-3-phenyl-prop-2-enoic acid
State
State
Cinnamic acid is solid at room temperature. It typically appears as white or pale yellow crystals.
Melting point (Celsius)
133.00
Melting point (Kelvin)
406.00
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
148.16g/mol
Molar mass
148.1570g/mol
Density
1.2475g/cm3
Appearence

Cinnamic acid is a white crystalline compound. It has a shiny and fine crystalline structure with a distinct and pleasant odor reminiscent of cinnamon, which contributes to its name.

Comment on solubility

Solubility of 2-hydroxy-3-phenyl-prop-2-enoic acid (C9H8O2)

2-hydroxy-3-phenyl-prop-2-enoic acid, commonly known as salicylic acid, displays notable solubility characteristics that are influenced by its functional groups.

Solubility in Various Solvents

This compound's solubility can be outlined as follows:

  • Water: Salicylic acid exhibits moderate solubility in water. The presence of the hydroxyl group (-OH) allows for hydrogen bonding with water molecules, although it is not highly soluble due to its hydrophobic phenyl group.
  • Organic Solvents: It is more soluble in organic solvents such as ethanol, methanol, and acetone. The non-polar interactions of the phenyl ring enhance its solubility in these solvents.
  • Acids and Bases: The solubility may increase in alkaline conditions due to ionization of the carboxylic acid group, forming a more soluble salt.

Factors Influencing Solubility

Several factors can impact the solubility of salicylic acid:

  • pH: The pH of the solution greatly affects the ionization of the carboxylic acid, influencing its overall solubility.
  • Temperature: Higher temperatures generally enhance solubility, particularly in organic solvents, due to increased molecular activity.
  • Concentration: As concentration increases, the solubility limit is reached, and saturation will occur.

The solubility behavior of 2-hydroxy-3-phenyl-prop-2-enoic acid is a crucial aspect for its applications in pharmaceuticals and chemical synthesis, making its study vital for effective usage.

Interesting facts

Interesting Facts about 2-Hydroxy-3-phenyl-prop-2-enoic Acid

2-Hydroxy-3-phenyl-prop-2-enoic acid, commonly known as tyrosol, is a fascinating organic compound with various applications and significance in both nature and industry. Below are some key points that highlight its unique characteristics:

  • Natural Occurrence: Tyrosol is found predominantly in olive oil and other plants, especially in the form of esters. This makes it a part of the Mediterranean diet, which is often linked to numerous health benefits.
  • Antioxidant Properties: This compound has been proven to possess strong antioxidant capabilities, which play a crucial role in combating oxidative stress, thus aiding in the prevention of chronic diseases.
  • Health Benefits: Research suggests that tyrosol may support cardiovascular health by improving endothelial function and reducing the risk of heart-related diseases. It has also been studied for its potential neuroprotective effects.

Moreover, its phenolic structure contributes to various biochemical pathways, enhancing its importance in pharmacology and natural product chemistry. As a matter of fact, the bioavailability of tyrosol allows it to be readily absorbed in the human body, making it a subject of interest in studies related to dietary supplements and functional foods.

In conclusion, 2-hydroxy-3-phenyl-prop-2-enoic acid is not just a simple aromatic compound; its multifaceted roles in nutrition, health, and industry underscore its significance in both scientific research and everyday life. As noted by researchers, “the presence of phenolic compounds like tyrosol in our diet can have profound implications for health and longevity.”

Synonyms
enol-Phenylpyruvic acid
2-hydroxy-3-phenylprop-2-enoic acid
SCHEMBL141612
CHEBI:32815
2-Hydroxy-3-phenyl-acrylic acid
DEDGUGJNLNLJSR-UHFFFAOYSA-N
DTXSID701295081
2-Hydroxy-3-phenyl-2-propenoic acid
Q27104236